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| author | Diego Elio Pettenò <flameeyes@flameeyes.eu> | 2017-04-15 16:08:33 +0200 |
|---|---|---|
| committer | Diego Elio Pettenò <flameeyes@flameeyes.eu> | 2017-04-15 16:08:33 +0200 |
| commit | 032cd0cf3b58dcbb80d066c5409ea15c2af258ff (patch) | |
| tree | e2fac1c868c21f145220488f5d7fa6098160a1b0 /glucometerutils/support/freestyle.py | |
| parent | Add a --vlog option to enable verbose logging. (diff) | |
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Diffstat (limited to '')
| -rw-r--r-- | glucometerutils/support/freestyle.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/glucometerutils/support/freestyle.py b/glucometerutils/support/freestyle.py index 307cf64..6c6e294 100644 --- a/glucometerutils/support/freestyle.py +++ b/glucometerutils/support/freestyle.py @@ -69,6 +69,11 @@ class FreeStyleHidDevice(object): TEXT_REPLY_CMD = 0x60 def __init__(self, device): + if not device: + raise exceptions.CommandLineError( + '--device parameter is required, should point to /dev/hidraw ' + 'for the meter') + if not os.path.exists(device): raise exceptions.ConnectionFailed( message='Path %s does not exist.' % device) |